High Speeds: This USB hub is 2.0 compliant, ensuring fast 480Mbps data transfer speeds. It supports high speed and full speed which enables it to be compatible with USB 1.1. Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the 4-port hub is perfect for installations in offices, labs, warehouses, heavy machinery, automation equipment, and other industrial applications. Check Port Status: Quickly check the status of each port individually with built in LED indicators. Upstream: 1 USB port, Type B connector Downstream: 4 USB ports, Type A connectors Power Connector: 2-Pin Terminal Block